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cpuminer-x86.exe

cpuminer

The Group

The application cpuminer-x86.exe by The Group has been detected as a potentially unwanted program by 13 anti-malware scanners. It is set to automatically execute when any user logs into Windows (through the local user run registry setting) with the name ‘cpuminer’. This is a malicious Bitcoin miner. Bitcoin-mining malware is designed to force computers to generate Bitcoins for cybercriminals' use and consumes computing power. While running, it connects to the Internet address livingston.shortysmalls.biz on port 3200.
Publisher:
The Group  (signed and verified)

Product:
cpuminer

Version:
1.1

MD5:
a4a0868c8cf28b04cbcd79ea87f79c76

SHA-1:
9609ac5ebc631c63b52cd1fb0c25fdb6eb5f2b30

SHA-256:
5abb15f834fbbe5bc00ef5951080a3e5d061fb4409add9ac4a27e14da0403a50

Scanner detections:
13 / 68

Status:
Potentially unwanted

Explanation:
The program will mine for BitCoins using the computer's GPU in the background and may be installed and run without the user's knowledge.

Analysis date:
12/27/2024 6:30:05 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Strictor.87902
586

Avira AntiVirus
TR/BitCoinMiner.2519320.3
8.3.1.6

Arcabit
Trojan.Strictor.D1575E
1.0.0.425

Baidu Antivirus
Hacktool.Win32.BitCoinMiner
4.0.3.15629

Bitdefender
Gen:Variant.Strictor.87902
1.0.20.900

Emsisoft Anti-Malware
Gen:Variant.Strictor.87902
8.15.06.29.04

ESET NOD32
Win32/BitCoinMiner.BY potentially unsafe (variant)
9.11854

F-Secure
Gen:Variant.Strictor.87902
11.2015-29-06_2

G Data
Gen:Variant.Strictor.87902
15.6.25

IKARUS anti.virus
Trojan.BitCoinMiner
t3scan.1.9.5.0

MicroWorld eScan
Gen:Variant.Strictor.87902
16.0.0.540

Panda Antivirus
Trj/Genetic.gen
15.06.29.04

Reason Heuristics
PUP.BitcoinMiner.TheGroup.Meta (M)
15.6.29.4

File size:
2.4 MB (2,519,320 bytes)

Product version:
1.1

Copyright:
Copyright (C) 2015

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Windows\System32\cpuminer-x86.exe

Digital Signature
Signed by:
The Group

Authority:
COMODO CA Limited

Valid from:
5/30/2015 5:00:00 PM

Valid to:
5/30/2016 4:59:59 PM

Subject:
CN=The Group, O=The Group, STREET="vul. Gagarina, 5", L=Khmelnytskyy, S=Khmelnytska obl, PostalCode=29000, C=UA

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
47800CE335CF5196AC9AFB9061AA72E4

File PE Metadata
Compilation timestamp:
6/24/2015 10:29:26 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
12.0

CTPH (ssdeep):
49152:cOkOaF+jpm1Vh6wlO2vgVdhTrXdL+etNWMbYwBgBz4Y39rGMq7TKRPRmH1Q+wM3z:/kAjpm1Vh6wlO2vgVdhTbdyetNWY1Bea

Entry address:
0x197EFB

Entry point:
E8, 81, 02, 00, 00, E9, 91, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 57, 56, 53, 33, FF, 8B, 44, 24, 14, 0B, C0, 7D, 14, 47, 8B, 54, 24, 10, F7, D8, F7, DA, 83, D8, 00, 89, 44, 24, 14, 89, 54, 24, 10, 8B, 44, 24, 1C, 0B, C0, 7D, 14, 47, 8B, 54, 24, 18, F7, D8, F7, DA, 83, D8, 00, 89, 44, 24, 1C, 89, 54, 24, 18, 0B, C0, 75, 18, 8B, 4C, 24, 18, 8B, 44, 24, 14, 33, D2, F7, F1, 8B, D8, 8B, 44, 24, 10, F7, F1, 8B, D3, EB, 41, 8B, D8, 8B, 4C, 24, 18, 8B, 54, 24, 14, 8B, 44, 24, 10, D1, EB, D1, D9...
 
[+]

Entropy:
6.9646

Code size:
1.6 MB (1,669,120 bytes)

Startup File (All Users Run)
Registry location:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
cpuminer

Command:
C:\Windows\System32\cpuminer-x86.exe


The executing file has been seen to make the following network communication in live environments.

TCP:
Connects to livingston.shortysmalls.biz  (66.117.6.3:3200)

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